US Bridges

CO RD 360 over Weir Creek

Fair

Clarke County, Mississippi · Sec 17 T 4N R14E B · Structure no. SA1200000000106

Built
1974
51 years old
Condition
Fair
inspected December 2023
Type
Channel Beam
Concrete
Length
57 ft
3 main spans
Daily traffic
280
2023 count
Owner
County
County Highway Agency

About this bridge

CO RD 360 over Weir Creek is a concrete channel beam carrying CO RD 360 over Weir Creek in Clarke County, Mississippi. It was built in 1974, so it is 51 years old, older than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 280 vehicles a day, roughly 8% of them trucks, projected to reach 420 by 2043. The structure is 57 ft (17.4 m) long and 28 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCO RD 360
CrossesWeir Creek
LocationSec 17 T 4N R14E B
RouteCounty Highway 169
Coordinates32.18361, -88.88333
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating38.9 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length57 ft (17.4 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic280 (2023)
Projected traffic420 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$175,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CO RD 360 over Weir Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is CO RD 360 over Weir Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2023.

How much traffic does CO RD 360 over Weir Creek carry?

About 280 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is CO RD 360 over Weir Creek?

The structure is 57 ft (17.4 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns CO RD 360 over Weir Creek?

It is owned by the County Highway Agency.